PYS 101 Chap 5 - Sensation & Perception

One principle of civil engineering is that when you design a highway you should have traffic flow in the same direction and avoid interruptions to that flow as much as possible. Exit ramps tend to be curved so that cars don't have to stop rather than having 90-degree angles that force stops and starts. This is an application of which Gestalt principle?

good continuation

When you watch the teacher at the front of the room, you are easily able to distinguish her from the white board (or chalk board) behind her. This demonstrates the Gestalt principle of ________.

a figure-ground relationship

Petra walks into a brightly lit Psychology lab to participate in an experiment involving the ability to perceive the colors of the rainbow. Which photoreceptors will be most useful during this experiment?

cones

Akeelah extended her arm in front of her and then extended one of her fingers. She focused on that finger. Next, she closed her left eye without moving her head; then she opened her left eye and closed her right eye without moving her head. She noticed that her finger seemed to shift as she alternated between the two eyes because of the slightly different view each eye had of her finger. What is illustrated by this example?

binocular disparity

When considering the wavelength of a radio wave - like the kind you hear when listening to music as you drive along - you would be correct to think that the size is this wave is about as long as

a building.

Sarit is at a bar full of music, chatter, and laughter. He gets involved in an interesting conversation with a woman named Mona, and he tunes out all the background noise. Sarit's friend, Karen, taps him on the shoulder and asks what song just played on the jukebox. Sarit says he doesn't know, even though he is sitting right next to the jukebox and is familiar with popular music. This illustrates the role that ________ plays in what is sensed versus what is perceived.

attention

The amplitude of a wave is the height of a wave as measured from the highest point on the wave________ to the lowest point on the wave ________.

crest; trough

Participants were instructed to focus on either white or black objects, disregarding the other color. When a red cross passed across the screen, about one third of the subjects did not notice it. This research protocol demonstrates which concept?

inattentional blindness

Vinnie is standing on one leg with his arms in the air. The ________ sense helps keep him balanced so he has less chance of falling over.

vestibular

Two lines appear to be a different length, though in reality they are the same length. This is known as the ________ illusion.

Müller-Lyer